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tree-cfg.c (remove_useless_stmts_cond): Call fold on COND_EXPR_COND.

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2004-12-13  Andrew Pinski  <pinskia@physics.uc.edu>

        * tree-cfg.c (remove_useless_stmts_cond): Call fold on COND_EXPR_COND.

From-SVN: r92093
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Andrew Pinski 2004-12-13 16:06:23 +00:00 committed by Andrew Pinski
parent adb35797f7
commit 18faa5da7d
2 changed files with 5 additions and 1 deletions
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gcc/ChangeLog
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@ -1,3 +1,7 @@
2004-12-13 Andrew Pinski <pinskia@physics.uc.edu>
* tree-cfg.c (remove_useless_stmts_cond): Call fold on COND_EXPR_COND.
2004-12-13 Kazu Hirata <kazu@cs.umass.edu>
* tree-ssa-dom.c (record_equivalences_from_phis): Speed up by

2
gcc/tree-cfg.c
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@ -1393,7 +1393,7 @@ remove_useless_stmts_cond (tree *stmt_p, struct rus_data *data)
then_clause = COND_EXPR_THEN (*stmt_p);
else_clause = COND_EXPR_ELSE (*stmt_p);
cond = COND_EXPR_COND (*stmt_p);
cond = fold (COND_EXPR_COND (*stmt_p));
/* If neither arm does anything at all, we can remove the whole IF. */
if (!TREE_SIDE_EFFECTS (then_clause) && !TREE_SIDE_EFFECTS (else_clause))